The Story
Non-Emissions 57mm Cylinder Head for 150cc GY6 4-stroke QMJ157 engines.
- Overall Height: 60mm
- Bore Diameter: 57mm
- Intake Port Diameter: 24mm
- Exhaust Port Diameter: 24mm
- Pre-Installed Valve Seats

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Non-Emissions 57mm Cylinder Head for 150cc GY6 4-stroke QMJ157 engines.
- Overall Height: 60mm
- Bore Diameter: 57mm
- Intake Port Diameter: 24mm
- Exhaust Port Diameter: 24mm
- Pre-Installed Valve Seats




















